The U.S. saw vivid northern lights
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The Aurora Borealis put on an impressive showing Tuesday night, and there’s potential for it to dance in the sky again Wednesday. kP indices peaked near 9 p.m. on Nov. 11, allowing for the Northern Lights to be viewable as far south as Alabama, Georgia and Florida.
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Increased solar activity causes auroras that dance around Earth’s poles, known as the northern lights, or aurora borealis, and southern lights, or aurora australis. When the energized particles from coronal mass ejections reach Earth’s magnetic field, they interact with gases in the atmosphere to create different colored lights in the sky.
One of the strongest geomagnetic storms of the year is poised to bring displays of the northern lights to several states in the U.S. on Thursday night.
States as far south as Florida got to see the stunning spectacle of the northern lights. Photos show how the view varied by state.
The Northern lights, aka aurora borealis, were visible across Denver and Colorado on Tuesday night due to a severe geomagnetic storm that lit up the skies. Pink and red colored northern lights are caused by nitrogen molecules interacting with charged particles at altitudes of between 200-300 kilometers above Earth’s surface.